slack-messaging

Format Slack messages with mrkdwn for channels and direct messages.

1|Updated Mar 9, 2026

Search Tags:#tone #communication #formatting #slack #message-writing #mrkdwn #thread-etiquette

Ready to run

npx skills add https://github.com/kiryteo/opencode-setup --skill slack-messaging-kiryteo

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: slack-messaging
Source: https://github.com/kiryteo/opencode-setup/tree/main/skills/slack-messaging
Command: npx skills add https://github.com/kiryteo/opencode-setup --skill slack-messaging-kiryteo

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Slack messaging guide helps users craft clear, well-formatted messages that leverage Slack's mrkdwn syntax for readability and impact.

Core Features & Use Cases

Slack Formatting (mrkdwn) guidance for bold, italics, code, quotes, links, and mentions.
Common Mistakes to Avoid: avoid over-formatting, incorrect link formatting, and non-standard headers.
Tone, structure, and audience guidance for channels, threads, and direct messages.
Use Case: drafting channel announcements, team updates, or quick replies that are easy to scan.

Quick Start

Draft a Slack message that uses mrkdwn formatting for readability.

Frequently Asked Questions about slack-messaging

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I format Slack messages using mrkdwn syntax?▼

Slack message formatting with mrkdwn syntax supports bold, italics, code blocks, quotes, links, and mentions to improve readability. This Skill provides mrkdwn guidance to ensure your messages are well-structured and easy to scan across channels and direct messages.

What is the best way to write Slack channel announcements that are easy to scan?▼

The best way to write Slack channel announcements is to use concise structure, appropriate tone, and mrkdwn formatting for readability. This Skill guides you in drafting updates and replies that avoid over-formatting while remaining actionable and clear for your audience.

Why does my Slack message formatting look wrong or inconsistent across channels?▼

Slack message formatting looks wrong when you use non-standard headers, incorrect link formatting, or over-formatting. This Skill enforces Slack-specific mrkdwn rules to avoid common mistakes and ensures consistent tone and structure across channels and threads.

Does this Slack message writing guide work for both direct messages and channel threads?▼

Yes, this Slack message writing guide works for direct messages, channel threads, and channel announcements. It provides audience-specific guidance for tone and structure, ensuring your communication remains consistent and readable across all Slack contexts.

What are common Slack mrkdwn mistakes to avoid when formatting messages?▼

Common Slack mrkdwn mistakes to avoid include over-formatting text, using incorrect link formatting, and applying non-standard headers. This Skill identifies these errors and enforces correct mrkdwn syntax to keep your messages crisp and properly structured.

How do I maintain proper thread etiquette and tone when replying in Slack?▼

Maintaining proper thread etiquette and tone in Slack replies requires concise, actionable communication tailored to your audience. This Skill guides tone and structure specifically for threads and direct messages, ensuring your replies are readable and context-appropriate.